13123023023303 has 4 divisors (see below), whose sum is σ = 13133283402240. Its totient is φ = 13112762644368.

The previous prime is 13123023023249. The next prime is 13123023023321. The reversal of 13123023023303 is 30332032032131.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13123023023303 - 2⁴⁰ = 12023511395527 is a prime.

It is a super-2 number, since 2×13123023023303² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13123023023393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5130187550 + ... + 5130190107.

It is an arithmetic number, because the mean of its divisors is an integer number (3283320850560).

Almost surely, 2^{13123023023303} is an apocalyptic number.

13123023023303 is a deficient number, since it is larger than the sum of its proper divisors (10260378937).

13123023023303 is a wasteful number, since it uses less digits than its factorization.

13123023023303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10260378936.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 13123023023303 its reverse (30332032032131), we get a palindrome (43455055055434).

The spelling of 13123023023303 in words is "thirteen trillion, one hundred twenty-three billion, twenty-three million, twenty-three thousand, three hundred three".